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Nomenclature of Alkanes (Cycloalkanes) with Different Substituents

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Questions and Answers

What type of functional groups are present in alkynes?

Alkynes
Alkanes
Alkylacetylenes (correct)
Alkenes

What is the general formula for alkynes?

CnH2n-2 (correct)
CnH2n+2
CnH2n
CnH2n-4

Which type of hybridization is exhibited by alkynes?

sp3
dsp2
sp2
sp (correct)

What is the IUPAC name for CH3CH2C≡CCH3?

Ethylmethylacetylene (C) Signup and view all the answers

What physical property best describes alkynes?

Weakly or non-polar (C) Signup and view all the answers

What is the common name for C3H4?

Methylacetylene (B) Signup and view all the answers

'Terminal' alkynes refer to alkynes with the triple bond at which location in the chain?

End of the chain (A) Signup and view all the answers

What type of catalyst is used in the partial reduction of acetylene to ethylene?

Lindlar catalyst (A) Signup and view all the answers

What is the product of the halogenation reaction between ethane and chlorine in the presence of heat or light?

Ethyl chloride + HCl (C) Signup and view all the answers

Which statement about the selectivity of bromine in alkene halogenation is accurate?

Bromine is more selective than chlorine and iodine (D) Signup and view all the answers

What is the major product when propane reacts with bromine in a halogenation reaction?

n-Propyl bromide + HBr (D) Signup and view all the answers

In the reaction of ethane with bromine, what product is primarily formed?

Ethyl bromide + HBr (B) Signup and view all the answers

How does the physical properties of alkynes differ from alkenes?

Alkynes have higher melting points than alkenes (C) Signup and view all the answers

Which type of bonds are present in alkenes?

$\text{C=C}$ double covalent bonds (A) Signup and view all the answers

What is unique about the bonding structure of alkynes compared to alkenes?

Alkynes contain triple covalent bonds between carbon atoms (A) Signup and view all the answers

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